refactor: 프로젝트명 bithumb으로 변경 및 futures 파이프라인 제거

deepcoin 패키지를 bithumb으로 rename하고, 3단계 live 운영·사이징 튜닝·텔레그램 알림을 통합한다.

Co-authored-by: Cursor <cursoragent@cursor.com>

.env.example

@@ -1,4 +1,4 @@
-# DeepCoin — .env.example (비밀값 없음). 복사: cp .env.example .env
+# Bithumb — .env.example (비밀값 없음). 복사: cp .env.example .env
 
 # --- 빗썸 API (캔들 수집은 Public API, 키 선택) ---
 BITHUMB_ACCESS_KEY=
@@ -52,14 +52,6 @@ GROUND_TRUTH_CHART_V1_FILE=docs/spot/0_ground_truth/ground_truth_chart_v1.html
 GROUND_TRUTH_CHART_V2_FILE=docs/spot/0_ground_truth/ground_truth_chart_v2.html
 GROUND_TRUTH_CHART_V3_FILE=docs/spot/0_ground_truth/ground_truth_chart_v3.html
 
-# --- 0단계: 선물 GT ---
-GROUND_TRUTH_FUTURES_FILE=data/futures/ground_truth/ground_truth_trades_v3.json
-GROUND_TRUTH_FUTURES_V1_FILE=data/futures/ground_truth/ground_truth_trades_v1.json
-GROUND_TRUTH_FUTURES_V2_FILE=data/futures/ground_truth/ground_truth_trades_v2.json
-GROUND_TRUTH_FUTURES_CHART_V1_FILE=docs/futures/0_ground_truth/ground_truth_chart_v1.html
-GROUND_TRUTH_FUTURES_CHART_V2_FILE=docs/futures/0_ground_truth/ground_truth_chart_v2.html
-GROUND_TRUTH_FUTURES_CHART_V3_FILE=docs/futures/0_ground_truth/ground_truth_chart_v3.html
-
 # --- 현물 1단계: GT sim ---
 GROUND_TRUTH_CHART_SIM_V1_FILE=docs/spot/1_simulation/ground_truth_chart_sim_v1.html
 GROUND_TRUTH_CHART_SIM_V2_FILE=docs/spot/1_simulation/ground_truth_chart_sim_v2.html
@@ -78,13 +70,21 @@ CAUSAL_SIM_REPORT_JSON=docs/spot/2_analysis/causal_sim_report.json
 CAUSAL_SIM_REPORT_HTML=docs/spot/2_analysis/causal_sim_report.html
 
 # --- 현물 3단계: 운영 (기본 paper) ---
+# live 전환: OPS_MODE=live → bash scripts/3_run_fractal_live.sh
 OPS_MODE=paper
 OPS_TECHNIQUE_ID=fractal_swing
 OPS_MTF_ENABLED=false
 OPS_TREND_GATE_ENABLED=false
 OPS_DAILY_MAX_TRADES=100
 OPS_MIN_ORDER_KRW=5000
+# 1회 매수·매도 분할 (0.10=총평가/보유의 10%, 20만원→약 2만원/회)
+OPS_BUY_CASH_PCT=0.10
+OPS_SELL_COIN_PCT=0.10
 OPS_SLIPPAGE_RATE=0.0005
+# 빗썸 시장가 매수 시 주문금액+예약수수료 lock (전액 주문 400 방지)
+OPS_EXCHANGE_FEE_LOCK_RATE=0.0025
+# live 시장가 매수 안전 여유: floor(가용/(1+lock)) - N원
+OPS_BUY_SAFETY_BUFFER_KRW=1000
 OPS_ORDER_INTERVAL_SEC=0.35
 OPS_SYNC_CANDLES=true
 # 비우면 DOWNLOAD_INTERVALS 전체 증분 sync
@@ -94,9 +94,10 @@ OPS_SIGNAL_TAIL_BARS=800
 OPS_STATE_JSON=data/spot/operations/fractal_ops_state.json
 OPS_REPORT_JSON=docs/spot/3_operations/fractal_ops_report.json
 OPS_FILTERED_BACKTEST_JSON=docs/spot/3_operations/fractal_filtered_backtest_report.json
+# 1_tune_order_sizing.py 학습 결과 (sim/live/backtest 공통)
+OPS_SIZING_RULES_JSON=data/spot/operations/sizing_rules.json
 # composite_v3 운영 시: OPS_TECHNIQUE_ID=composite_v3, OPS_MIN_SCORE=2.5, OPS_MTF_ENABLED=true
 
-# 폴더 구조: data|docs / {common, spot, futures}
+# 폴더 구조: data|docs / {common, spot}
 #   common — coins.db 등 공유 리소스
 #   spot   — 현물 GT·기법·분석·운영
-#   futures — 선물 GT·분석·운영